TREA

Gerald L. Friesen

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  • Vacaville, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Stable antigenic extracts methods
    • Patent number 4,963,356
    • Issue date Oct 16, 1990
    • Minnesota Mining and Manufacturing Company
    • Emanuel Calenoff
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Stable allergenic extracts and methods
    • Patent number 4,716,120
    • Issue date Dec 29, 1987
    • Minnesota Mining and Manufacturing Company
    • Yuh-Geng Tsay
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE